/Engine/Source/Runtime/Experimental/Chaos/Public/Chaos/ParticleDirtyFlags.h
namespace Chaos { [FChaosArchive](API\Runtime\Chaos\Chaos\FChaosArchive) & Chaos::operator<< ( [FChaosArchive](API\Runtime\Chaos\Chaos\FChaosArchive) & Ar, [FMaterialData](API\Runtime\Chaos\Chaos\FMaterialData) & Data ) }